package cc.sheji.util;

public class MyUtil {

    public static void main(String[] args) {
        String str="96:80:8F:39:3D:38:BA:F6:B0:67:B7:DB:1D:B7:79:44:26:72:A6:D1";
         str= str.replace(":","");
         str= str.toLowerCase();
         System.out.println(str);
         System.out.println(str.length());
    }

}
